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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:21 am CDT Aug 10, 2026
Forecast Valid: 5am CDT Aug 10, 2026-6pm CDT Aug 16, 2026

Today

SSE wind 5 to 10 kt. Showers and thunderstorms likely, mainly before 1pm. Seas 1 ft or less.

Tonight

S wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

SSE wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Tuesday Night

S wind around 10 kt. Mostly clear. Seas 1 ft or less.

Wednesday

S wind 5 to 15 kt. Sunny. Seas 1 ft or less.

Wednesday Night

S wind around 10 kt. Mostly clear. Seas around 1 ft.

Thursday

SSE wind 5 to 15 kt. Sunny. Seas 1 ft or less.

Thursday Night

S wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Friday

SSE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.